101121222 has 32 divisors (see below), whose sum is σ = 208576224. Its totient is φ = 32659200.

The previous prime is 101121203. The next prime is 101121247. The reversal of 101121222 is 222121101.

It is a junction number, because it is equal to n+sod(n) for n = 101121198 and 101121207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61572 + ... + 63192.

It is an arithmetic number, because the mean of its divisors is an integer number (6518007).

Almost surely, 2^101121222 is an apocalyptic number.

101121222 is an abundant number, since it is smaller than the sum of its proper divisors (107455002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101121222 is a wasteful number, since it uses less digits than its factorization.

101121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 101121222 is about 10055.9048324852. The cubic root of 101121222 is about 465.8871904844.

Adding to 101121222 its reverse (222121101), we get a palindrome (323242323).

The spelling of 101121222 in words is "one hundred one million, one hundred twenty-one thousand, two hundred twenty-two".